You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
35 lines
726 B
35 lines
726 B
20 years ago
|
/* linux/include/asm-arm/arch-ebsa110/debug-macro.S
|
||
|
|
*
|
||
|
|
* Debugging macro include header
|
||
|
|
*
|
||
|
|
* Copyright (C) 1994-1999 Russell King
|
||
|
|
* Moved from linux/arch/arm/kernel/debug.S by Ben Dooks
|
||
|
|
*
|
||
|
|
* This program is free software; you can redistribute it and/or modify
|
||
|
|
* it under the terms of the GNU General Public License version 2 as
|
||
|
|
* published by the Free Software Foundation.
|
||
|
|
*
|
||
|
|
**/
|
||
|
|
|
||
|
|
.macro addruart,rx
|
||
|
|
mov \rx, #0xf0000000
|
||
|
|
orr \rx, \rx, #0x00000be0
|
||
|
|
.endm
|
||
|
|
|
||
|
|
.macro senduart,rd,rx
|
||
|
|
strb \rd, [\rx]
|
||
|
|
.endm
|
||
|
|
|
||
|
|
.macro busyuart,rd,rx
|
||
|
|
1002: ldrb \rd, [\rx, #0x14]
|
||
|
|
and \rd, \rd, #0x60
|
||
|
|
teq \rd, #0x60
|
||
|
|
bne 1002b
|
||
|
|
.endm
|
||
|
|
|
||
|
|
.macro waituart,rd,rx
|
||
|
|
1001: ldrb \rd, [\rx, #0x18]
|
||
|
|
tst \rd, #0x10
|
||
|
|
beq 1001b
|
||
|
|
.endm
|